Memcache Comparison in Codeigniter

Memcache-Comparison

$cachetime = 10; // number of seconds to cache for
$data = array();
$data['cachereset'] = 0;
		
// cache calls
$startTime = microtime(true);
$this->load->driver('cache');
$cache = $this->cache->memcached->get('alluserscount');
if (!$cache){
  $data['cachereset'] = 1;
  $this->load->model('Users','',TRUE);
  $cache = $this->Users->getAll(); 
  $this->cache->memcached->save('alluserscount',$cache, $cachetime);
}  
$data['cache_result'] = $cache;
$data['cache_time'] = microtime(true)-$startTime;
	
// normal query calls
$startTime = microtime(true);
$this->load->model('Users','',TRUE);
$data['normal_result'] = $this->Users->getAll(); 
$data['normal_time'] = microtime(true)-$startTime;

$this->load->view('comparision',$data);